FR2153140B1 - - Google Patents
Info
- Publication number
- FR2153140B1 FR2153140B1 FR7133727A FR7133727A FR2153140B1 FR 2153140 B1 FR2153140 B1 FR 2153140B1 FR 7133727 A FR7133727 A FR 7133727A FR 7133727 A FR7133727 A FR 7133727A FR 2153140 B1 FR2153140 B1 FR 2153140B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/05—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
- G02F1/0541—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties using photorefractive effects
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
- G03H1/024—Hologram nature or properties
- G03H1/0248—Volume holograms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2260/00—Recording materials or recording processes
- G03H2260/50—Reactivity or recording processes
- G03H2260/54—Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index, e.g. photorefractive polymer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Holo Graphy (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7133727A FR2153140B1 (xx) | 1971-09-20 | 1971-09-20 | |
US00288670A US3782802A (en) | 1971-09-20 | 1972-09-13 | Ferro-electric system for bulk storage of phase holograms |
GB4338972A GB1364766A (en) | 1971-09-20 | 1972-09-19 | Ferroelectric system for bulk storage of phase holograms |
DE2246030A DE2246030C2 (de) | 1971-09-20 | 1972-09-20 | Holographisches System zur Bildung eines Brechungsindexgitters im Innern einer durch Licht erregbaren ferroelektrischen Kristallplatte |
JP47093733A JPS5927036B2 (ja) | 1971-09-20 | 1972-09-20 | 位相ホログラムの大容量記憶装置用強誘電装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7133727A FR2153140B1 (xx) | 1971-09-20 | 1971-09-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2153140A1 FR2153140A1 (xx) | 1973-05-04 |
FR2153140B1 true FR2153140B1 (xx) | 1974-05-31 |
Family
ID=9083183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7133727A Expired FR2153140B1 (xx) | 1971-09-20 | 1971-09-20 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3782802A (xx) |
JP (1) | JPS5927036B2 (xx) |
DE (1) | DE2246030C2 (xx) |
FR (1) | FR2153140B1 (xx) |
GB (1) | GB1364766A (xx) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU499874B2 (en) * | 1974-12-16 | 1979-05-03 | Photovoltaic Ceramic Corp | Ferroelelctric ceramic photovoltaic memory |
FR2318484A1 (fr) * | 1975-07-17 | 1977-02-11 | Thomson Csf | Dispositif optique de stockage et d'effacement selectif de donnees et memoire optique comportant un tel dispositif |
FR2362466A1 (fr) * | 1976-08-19 | 1978-03-17 | Thomson Csf | Cellule d'enregistrement holographique, memoire et dispositif de calcul optique utilisant une telle cellule |
US4193334A (en) * | 1978-07-31 | 1980-03-18 | Cadillac Gage Company | Gun sight positioning mechanism |
GB8610027D0 (en) * | 1986-04-24 | 1986-05-29 | British Petroleum Co Plc | Phase conjugate reflecting media |
US4703992A (en) * | 1986-05-27 | 1987-11-03 | Rockwell International Corporation | Laser beam cleanup by photorefractive two-way mixing |
US5126862A (en) * | 1991-02-13 | 1992-06-30 | Rockwell International Corporation | Image transmission through thick aberrators |
US5253258A (en) * | 1991-10-17 | 1993-10-12 | Intellectual Property Development Associates Of Connecticut, Inc. | Optically encoded phase matched second harmonic generation device and self frequency doubling laser material using semiconductor microcrystallite doped glasses |
FR2727215B1 (fr) * | 1994-11-18 | 1996-12-20 | Thomson Csf | Dispositif de veille panoramique infrarouge statique a detecteurs matriciels multiples |
WO1996032666A1 (en) * | 1995-04-12 | 1996-10-17 | Northrop Grumman Corporation | Method for mitigating cross-talk in high-efficiency holograms |
US6040883A (en) * | 1996-01-04 | 2000-03-21 | University Technology Corporation | Programmable hologram generator |
DE69633298T2 (de) * | 1996-05-21 | 2005-09-01 | Northrop Grumman Corp., Los Angeles | Autofokusvorrichtung mit referenzstrahl für einen modularen volumenholographischen speicher |
FR2750487B1 (fr) * | 1996-06-28 | 2005-10-21 | Thomson Csf | Revetement pour la protection personnelle d'un fantassin |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3517206A (en) * | 1968-04-08 | 1970-06-23 | Itek Corp | Apparatus and method for optical read-out of internal electric field |
US3544189A (en) * | 1968-06-12 | 1970-12-01 | Bell Telephone Labor Inc | Holography using a poled ferroelectric recording material |
US3652145A (en) * | 1969-06-30 | 1972-03-28 | Sperry Rand Corp | Electrically controllable volume holographic apparatus and method for operating said apparatus |
-
1971
- 1971-09-20 FR FR7133727A patent/FR2153140B1/fr not_active Expired
-
1972
- 1972-09-13 US US00288670A patent/US3782802A/en not_active Expired - Lifetime
- 1972-09-19 GB GB4338972A patent/GB1364766A/en not_active Expired
- 1972-09-20 JP JP47093733A patent/JPS5927036B2/ja not_active Expired
- 1972-09-20 DE DE2246030A patent/DE2246030C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3782802A (en) | 1974-01-01 |
GB1364766A (en) | 1974-08-29 |
JPS4839047A (xx) | 1973-06-08 |
JPS5927036B2 (ja) | 1984-07-03 |
DE2246030A1 (de) | 1973-03-29 |
DE2246030C2 (de) | 1982-02-25 |
FR2153140A1 (xx) | 1973-05-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |